Home / 1,396,715.01-2,094,215.10-542,789.60

Finding the Fourth Proportional to 1,396,715.01, 2,094,215.10 and 542,789.60

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Solution

The fourth proportional to 1,396,715.01, 2,094,215.10 and 542,789.60 is: 813,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,715.01 : 2,094,215.10 = 542,789.60 : x
  2. Step 2: Convert to fraction form
    1,396,715.01/2,094,215.10 = 542,789.60/x
  3. Step 3: Cross multiply
    1,396,715.01x = 2,094,215.10 × 542,789.60
  4. Step 4: Simplify right side
    1,396,715.01x = 1,136,718,172,564.40
  5. Step 5: Solve for x
    x = 1,136,718,172,564.40/1,396,715.01
  6. Step 6: Final answer
    x = 813,851.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.